Ruby Util - Convert Windows NT Epoch Timestamp to Unix Timestamp to Ruby Time

windows_to_unix_to_ruby_time.rb

#Convert Windows NT Epoch Timestamp to Unix Timestamp to Ruby Time

begin
  windows_time = (ARGV[0].to_i if ARGV[0]) || 128976739610612366 #default value
  unix_time = windows_time/10000000-11644473600
  ruby_time = Time.at(unix_time)
 
  puts ruby_time.strftime("le %d/%m/%Y à %H:%M:%S GMT %z")#French date format
  unix_time2 = ruby_time.to_i
  puts "Unix time: #{unix_time}"
  windows_time2 = (unix_time2 + 11644473600) * 10000000
	puts "Windows time: #{windows_time2}"
rescue Exception => e
  puts "error: #{e.message}"
end